Williams, R. B., Marchuk, D. A., Gadde, K. M., Barefoot, J. C., Grichnik, K., Helms, M. J., … Siegler, I. C. (2001). Lower SES and increased illness risk: A role for gene-environment interactions? PSYCHOSOMATIC MEDICINE, 63(1), 111–111.

Williams, R. B., D. A. Marchuk, K. M. Gadde, J. C. Barefoot, K. Grichnik, M. J. Helms, C. M. Kuhn, et al. “Lower SES and increased illness risk: A role for gene-environment interactions?” PSYCHOSOMATIC MEDICINE 63, no. 1 (January 1, 2001): 111–111.

Williams RB, Marchuk DA, Gadde KM, Barefoot JC, Grichnik K, Helms MJ, et al. Lower SES and increased illness risk: A role for gene-environment interactions? PSYCHOSOMATIC MEDICINE. 2001 Jan 1;63(1):111–111.

Williams, R. B., et al. “Lower SES and increased illness risk: A role for gene-environment interactions?” PSYCHOSOMATIC MEDICINE, vol. 63, no. 1, LIPPINCOTT WILLIAMS & WILKINS, Jan. 2001, pp. 111–111.

Williams RB, Marchuk DA, Gadde KM, Barefoot JC, Grichnik K, Helms MJ, Kuhn CM, Lewis JG, Schanberg SM, Stafford-Smith M, Suarez EC, Clary GL, Svenson IK, Siegler IC. Lower SES and increased illness risk: A role for gene-environment interactions? PSYCHOSOMATIC MEDICINE. LIPPINCOTT WILLIAMS & WILKINS; 2001 Jan 1;63(1):111–111.